viaduct

noun

via·​duct ˈvī-ə-ˌdəkt 

: a long elevated roadway usually consisting of a series of short spans supported on arches, piers, or columns

Illustration of viaduct

Examples of viaduct in a Sentence

Recent Examples on the Web

If approved by the City Council next month, Cheaks would lead a department overseeing more than 4,000 miles of streets, over 300 bridges and viaducts and partnerships such as the Divvy bike-share program. —Talia Soglin, Chicago Tribune, 8 Apr. 2026

The viaducts that constitute the freeway, one of the most traveled in the Bay Area, are 71 years old and carry thousands of vehicles daily. —Tim Fang, CBS News, 6 Apr. 2026

Transportation routes on the Jefferson viaduct, which connects Oak Cliff with downtown Dallas, and Hotel and Lamar streets could change. —Devyani Chhetri, Dallas Morning News, 30 Mar. 2026

Eighth Avenue viaduct Reconstruct the 90-year-old elevated road south of downtown near the likely site of the future Broncos football stadium. —Bruce Finley, Denver Post, 29 Mar. 2026

Word History

Etymology

Latin via way, road + English aqueduct

First Known Use

1816, in the meaning defined above

Kids Definition

viaduct

noun

via·​duct ˈvī-ə-ˌdəkt 

: a bridge for carrying a road or railroad over something (as a gorge or a highway)